Rank	Countries/Territories	Count	Percent
1	United States	667	38.4%
2	China	526	30.2%
3	Germany	106	6.1%
4	France	53	3%
5	Japan	46	2.6%
6	Canada	42	2.4%
7	India	39	2.2%
8	Netherlands	26	1.5%
9	Australia	23	1.3%
10	Ukraine	17	1%
11	United Kingdom	15	0.9%
12	Iran, Islamic Republic of	15	0.9%
13	Poland	12	0.7%
14	Korea, Republic of	12	0.7%
15	Spain	12	0.7%
16	Singapore	11	0.6%
17	Hong Kong	11	0.6%
18	Pakistan	10	0.6%
19	Taiwan	10	0.6%
20	Sweden	8	0.5%
21	Bangladesh	8	0.5%
22	Russia	7	0.4%
23	Romania	6	0.3%
24	Cyprus	6	0.3%
25	Ireland	6	0.3%
26	Turkey	6	0.3%
27	Norway	5	0.3%
28	Malaysia	5	0.3%
29	Brazil	4	0.2%
30	Argentina	3	0.2%
31	Switzerland	3	0.2%
32	Uzbekistan	3	0.2%
33	Italy	2	0.1%
34	Mexico	2	0.1%
35	Egypt	2	0.1%
36	Kuwait	2	0.1%
37	Latvia	1	0.1%
38	Nigeria	1	0.1%
39	Saudi Arabia	1	0.1%
40	Georgia	1	0.1%
41	Greece	1	0.1%
42	Czech Republic	1	0.1%
43	Bulgaria	1	0.1%
44	Belgium	1	0.1%